H12-261_V3.0 試験問題を無料オンラインアクセス

When you troubleshoot a LAN with Huawei equipment deployed, you find that there are a large number of unicast frames with unknown source MAC addresses in the LAN. A large number of unknown source MAC address unicast frames will cause the greatest harm to the switch?

• A.OccupyTCAM entry
• B.consume available bandwidth
• C.Increase the power consumption of the power supply
• D.Consume MAC address entries available in the system
• E.Occupies memory for cached frames

Which of the following descriptions about the LDP session establishment process is correct? (multiple choice)

• A.TCPAfter the connection is established successfully, the active party sends an initialization message to negotiate the relevant parameters for establishing an LDP session.
• B.The party with the larger transport address, as the active party, initiates the establishment of a TCP connection.
• C.LThe hello message discovered by DP neighbors uses TCP packets, and the destination address is the multicast address 224.0.0.2.
• D.When both parties receive the Keepalive message from the peer, LThe DP session is established successfully.

Which of the following descriptions about VRRP load sharing is correct?

• A.When configuring priorities, make sure that the same router is the master in the RRP backup group
• B.VRRPLoad balancing requires at least two virtual routers to provide forwarding services at the same time
• C.Multiple VRRP backup groups can be created on an interface of a router. The router can be used as both the master of a VRRP backup group and the backup of other VRRP backup groups
• D.When deploying load balancing, the hosts on the same local area network are required to be configured with the IP addresses of different virtual routers as the default gateway addresses.

by default, which of the following are safeMAC Will the entry of the address type be lost after the device restarts? (single choice)

• A.Secure static MAC address
• B.Secure dynamic MAC address
• C.Black hole MAC address
• D.sticty MAC address

You are currently troubleshooting a LAN and you suspect that the error is due to a mismatch of operating modes. Which switch interface errors indicate
10/100/1000 IEEE Gigabit interface working mode mismatch?

• A.FCSMistake
• B.misalignment
• C.Excessive conflict
• D.Lag conflict
• E.super small frame